from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Not formal or ceremonious; casual.
  • adjective Not being in accord with prescribed regulations or forms; unofficial.
  • adjective Suited for everyday wear or use.
  • adjective Characterized by nontechnical vocabulary, simple sentence structure, and relatively few explicit transitions, as typified by spoken language.

from The Century Dictionary.

  • Not formal; not in the regular or usual form or manner; not according to rule or custom; unceremonious; irregular: as, an informal writing; informal proceedings; an informal visit.
  • Distracted or deranged in mind.

from the GNU version of the Collaborative International Dictionary of English.

  • adjective Not in the regular, usual, or established form; not according to official, conventional, prescribed, or customary forms or rules; irregular; hence, without ceremony.
  • adjective obsolete Deranged in mind; out of one's senses.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective Not formal or ceremonious; casual.
  • adjective Not in accord with the usual regulations; unofficial.
  • adjective Suited for everyday use.
  • adjective of language Reflecting everyday, non-ceremonious usage.
  • adjective horticulture Not organized; not structured or planned.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adjective not officially recognized or controlled
  • adjective having or fostering a warm or friendly and informal atmosphere
  • adjective not formal
  • adjective used of spoken and written language


Sorry, no etymologies found.



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